Vulnerability Details CVE-2026-17291
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote authenticated attacker to perform account takeover due to an open redirect vulnerability. The redirect address used during OAuth 2.0 sign-in is not sufficiently validated, which could allow authentication results to be sent to an attacker-controlled location.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 41.8%
CVSS Severity
CVSS v3 Score 8.7
References
Products affected by CVE-2026-17291
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cpe:2.3:a:ibm:api_connect:10.0.8.0
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cpe:2.3:a:ibm:api_connect:10.0.8.10
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cpe:2.3:a:ibm:api_connect:10.0.8.5